From 9fe5c84b478421d5126762d6b20273700b858100 Mon Sep 17 00:00:00 2001
From: Dennis Eichhorn <spl1nes.com@googlemail.com>
Date: Thu, 8 Oct 2020 17:32:30 +0200
Subject: [PATCH] fix packing bug with zip

---
 Utils/IO/Zip/Zip.php | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/Utils/IO/Zip/Zip.php b/Utils/IO/Zip/Zip.php
index 159c0e753..eba06bf01 100644
--- a/Utils/IO/Zip/Zip.php
+++ b/Utils/IO/Zip/Zip.php
@@ -35,7 +35,9 @@ class Zip implements ArchiveInterface
     {
         $destination = FileUtils::absolute(\str_replace('\\', '/', $destination));
 
-        if (!$overwrite && \is_file($destination)) {
+        if (!$overwrite && \is_file($destination)
+            || \is_dir($destination)
+        ) {
             return false;
         }